Enterprise Legal AI Platforms Already Deployed at Scale
#1Harvey AI has secured contracts with Allen & Overy (now A&O Shearman), PwC Legal, and over 100 AmLaw 200 firms; it is embedded in daily attorney workflows for research, drafting, and document analysis. Relativity's aiR for Review is deployed across major litigation support vendors. Kira Systems (now part of Litera) is standard infrastructure at Big Law for contract review. These are not pilots — they are production systems billing by usage, replacing paralegal-hours with API calls.